{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":480,"cluster_id":4800001210},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["480:4800000807","480:4800001083","480:4800000846","480:4800000884","480:4800001008","480:4800000732","480:4800001047","480:4800001079","480:4800000808","480:4800000731","480:4800001153","480:4800000806","480:4800001208","480:4800003012","489:4890001827","480:4800002639","480:4800001146","494:4940006702","470:4700007016","480:4800000316","489:4890003007","480:4800000887","480:4800001191","489:4890003004","469:4690003279"],"twin_admin_codes":[480,480,480,480,480,480,480,480,480,480,480,480,480,480,489,480,480,494,470,480,489,480,480,489,469],"twin_sims":[0.49097840659134107,0.27434711845677934,0.24661079244027176,0.2297000094731092,0.202318833193143,0.16723742854575596,0.16104705237009057,0.14073064496800403,0.11177675293894655,0.11118200771117545,0.10156705206352633,0.09640560301446452,0.09312781795627716,0.08997870519961366,0.08612655823555174,0.08225187869280415,0.08041598973553217,0.08008112228443695,0.07818969264464028,0.07558751899572354,0.07370348023248774,0.07321403857377741,0.0726306376627932,0.07227857497782436,0.06900230539732698],"twin_dists":[0.15491093600305558,0.20888090691812086,0.21731723162898003,0.2227626596459331,0.2321747900999773,0.2456201431410599,0.24819681937060978,0.2571978901355341,0.27188482869677333,0.2722156062762991,0.27776361303506886,0.2809128992811068,0.28298231264047097,0.2850253706230442,0.2876030835609439,0.2902901971871171,0.2915988684374566,0.29184014690203847,0.29321836645903593,0.29515897302295363,0.296597916143464,0.29697658657896464,0.29743063528768565,0.2977060681802593,0.300322802542571],"n_dims_used":43,"mean_confidence":0.9151725769042969},"coverage":{"mean_confidence":0.9151725769042969,"n_dims_used":43,"similarity_metric":{"field":"twin_sims","kind":"cosine_in_zscored_morphology_space","range":"[-1, 1]; higher = more similar","interpretation":"cosine similarity in the z-scored feature space (n_dims_used dims). High-dimensional cosine concentrates near 0, so absolute values are typically SMALL and are meaningful only RELATIVELY (rank order / vs the cohort) — NOT a 0–1 probability. mean_confidence is the SEPARATE GUM uncertainty weight of the anchor's witnessed features, not a function of the similarities."}},"error":null}}